Mysock, Chevaillier & Birdsong, LLP

Mysock, Chevaillier & Birdsong, LLP specializes primarily in Taxation, Estate Planning, ERISA, Elder Law and Business Transactions for Corporations, Limited Liability Companies, Partnerships and Individuals.

Knowledge & Experience

Mysock, Chevaillier & Birdsong, LLP is a “boutique” oriented law firm with OVER 100 years of combined experience & widely recognized expertise in taxation, estate planning & business transaction matters.

Our References

Our Skills

Estate Planning & Probate Representation

We provide comprehensive estate planning consultation and document preparation for small and large estates. Because of our expertise in taxation, we can coordinate your financial, business and estate planning to insure the maximum transfers of wealth to successive generations. We often provide these services on a fixed fee basis for living trusts and wills, irrevocable life insurance trusts, family limited partnerships and family limited liability companies, charitable trusts, education trusts, asset protection programs, private foundations, and domestic asset protections plans. We provide legal representation in all probate matters.

Business Transactions

We provide our clients business expertise in business transactions, ranging from entity selection and business organization, mergers and acquisitions, contracts, financial planning, retirement plans, succession planning, and comprehensive planning.


We offer experienced and knowledgeable tax counseling and professional preparation in the areas of federal, state, and local and foreign taxation to individuals, business entities, trusts and estates.

Tax Litigation

We represent individuals and companies in civil and criminal tax litigation. We also represent individuals and companies in tax collection matters in Federal and state courts or before administrative agencies.

Latest Posts

Qualified Small Business Stock (QSBS) Exclusion

The qualified small business stock (QSBS) exclusion is a tax benefit that applies to eligible shareholders of a qualified small business (QSB). It was originally enacted in 1993 as a partial exclusion, and was later expanded to a 100% exclusion as part of the Small Business Jobs Act in 2010. … Continued

IRS Notice 2022-36 - Penalty relief for taxpayers with certain civil penalties announced

Notice 2022-36 provides systemic penalty relief to taxpayers for certain civil penalties with respect to 2019 and 2020 returns. The relevant penalties will be waived or, to the extent previously assessed, abated, refunded, or credited, as appropriate. Notice 2022-36 will be in IRB: 2022-36, dated 09/06/22. Notice 2022-36

Newlywed’s Tax Agenda

Marriage may change certain tax-related issues, so it is important for newlyweds to understand the impact of marriage on their taxes and what needs to be done after the ceremony to ensure a smooth transition into married life. Newlyweds should consider the following tax-related issues after marriage: Name and Address … Continued

Estate tax on income in respect of a decedent (IRD)

IRD Tax Deduction Income owed to a decedent at the time of their death is known as income in respect of a decedent (IRD). IRD assets may be a salary, IRA distributions, or unpaid interest and dividends, among other things. Although IRD assets are normally taxed at the ordinary tax … Continued

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Law specialties

  • Taxation
  • Elder Law
  • Securities Litigation
  • Estate Planning and Business Transactions for Corporations
  • Limited Liability Companies
  • Partnerships
  • Individuals & Estates

Contact Information

Mysock, Chevaillier & Birdsong, LLP
2021 S. Lewis, Suite 700
Tulsa, OK 74104
918.747.6099 FAX 918.747.6299
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